kernel: malicious data for FBIOPUT_VSCREENINFO ioctl may cause OOB write memory

An out-of-bounds write flaw was found in the Linux kernel’s framebuffer-based console driver functionality in the way a user triggers ioctl FBIOPUTVSCREENINFO with malicious data. This flaw allows a local user to crash or potentially escalate their privileges on the system...

kernel: drm/fb-helper: Fix out-of-bounds access

In the Linux kernel, the following vulnerability has been resolved: drm/fb-helper: Fix out-of-bounds access Clip memory range to screen-buffer size to avoid out-of-bounds access in fbdev deferred I/O's damage handling. Fbdev's deferred I/O can only track pages. From the range of pages, the damage...

kernel: malicious data for FBIOPUT_VSCREENINFO ioctl may cause OOB write memory

An out-of-bounds write flaw was found in the Linux kernel’s framebuffer-based console driver functionality in the way a user triggers ioctl FBIOPUTVSCREENINFO with malicious data. This flaw allows a local user to crash or potentially escalate their privileges on the system...

CLSA-2023-1682605601 Fix of 53 CVEs

CVE-2022-1198 - drivers: hamradio: 6pack: fix UAF bug caused by modtimer Bionic update: upstream stable patchset 2022-03-04 LP: 1963717 // CVE-2020-36516 - ipv4: avoid using shared IP generator for connected sockets CVE-2022-36879 - xfrm: xfrmpolicy: fix a possible double xfrmpolsput in...

Medium: kernel

Issue Overview: A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol L2TP. A missing lock when clearing skuserdata can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service. CVE-2022-4129 A...

GSD-2023-1002336 of: Make OF framebuffer device names unique

of: Make OF framebuffer device names unique This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.1.12 by commit...

PT-2023-35411 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v6.1.12 Description: The issue is related to the OF framebuffer device names not being unique. This could potentially lead to security vulnerabilities, although the actual impact and attack plausibility have not...

USN-5877-1 linux-gke-5.15 vulnerabilities

Kyle Zeng discovered that the sysctl implementation in the Linux kernel contained a stack-based buffer overflow. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2022-4378 Tamás Koczka discovered that the Bluetooth L2CAP handshake...

SUSE CVE-2004-0229

The framebuffer driver in Linux kernel 2.6.x does not properly use the fbcopycmap function, with unknown impact...

SUSE CVE-2006-3119

The fbgs framebuffer Postscript/PDF viewer in fbi before 2.01 has a typo that prevents a filter from working correctly, which allows user-assisted attackers to bypass the filter and execute malicious Postscript commands...

SUSE CVE-2008-1943

Buffer overflow in the backend of XenSource Xen Para Virtualized Frame Buffer PVFB 3.0 through 3.1.2 allows local users to cause a denial of service crash and possibly execute arbitrary code via a crafted description of a shared framebuffer...

SUSE CVE-2008-1944

Buffer overflow in the backend framebuffer of XenSource Xen Para-Virtualized Framebuffer PVFB Message 3.0 through 3.0.3 allows local users to cause a denial of service SDL crash and possibly execute arbitrary code via "bogus screen updates," related to missing validation of the "format of message...

SUSE CVE-2010-4079

The ivtvfbioctl function in drivers/media/video/ivtv/ivtvfb.c in the Linux kernel before 2.6.36-rc8 does not properly initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel stack memory via an FBIOGETVBLANK ioctl call...

SUSE CVE-2011-0904

The rfbSendFramebufferUpdate function in server/libvncserver/rfbserver.c in vino-server in Vino 2.x before 2.28.3, 2.32.x before 2.32.2, 3.0.x before 3.0.2, and 3.1.x before 3.1.1, when raw encoding is used, allows remote authenticated users to cause a denial of service daemon crash via a large 1...

SUSE CVE-2011-0905

The rfbSendFramebufferUpdate function in server/libvncserver/rfbserver.c in vino-server in Vino 2.x before 2.28.3, 2.32.x before 2.32.2, 3.0.x before 3.0.2, and 3.1.x before 3.1.1, when tight encoding is used, allows remote authenticated users to cause a denial of service daemon crash via crafted...

SUSE CVE-2013-4511

Multiple integer overflows in Alchemy LCD frame-buffer drivers in the Linux kernel before 3.12 allow local users to create a read-write memory mapping for the entirety of kernel memory, and consequently gain privileges, via crafted mmap operations, related to the 1 au1100fbfbmmap function in...

SUSE CVE-2014-6052

The HandleRFBServerMessage function in libvncclient/rfbproto.c in LibVNCServer 0.9.9 and earlier does not check certain malloc return values, which allows remote VNC servers to cause a denial of service application crash or possibly execute arbitrary code by specifying a large screen size in a 1...

SUSE CVE-2016-9941

Heap-based buffer overflow in rfbproto.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service application crash or possibly execute arbitrary code via a crafted FramebufferUpdate message containing a subrectangle outside of the client drawing area...

SUSE CVE-2016-9942

Heap-based buffer overflow in ultra.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service application crash or possibly execute arbitrary code via a crafted FramebufferUpdate message with the Ultra type tile, such that the LZO payload decompressed leng...

SUSE CVE-2017-5581

Buffer overflow in the ModifiablePixelBuffer::fillRect function in TigerVNC before 1.7.1 allows remote servers to execute arbitrary code via an RRE message with subrectangle outside framebuffer boundaries...